These objects are either used for marking objects, or are reminants of the impressions.  These include stamps for bricks, cylinder seals, and seal impressions.  They are made of stone terricotta for impressing clay or mud. 

Objects: Seals, Stamps, and Sealings Export: JSON - XML - CSV Clay Seals and Sealings

Object U Number Museum Number (UPM Date Reg Number) Museum Number (BM Registration Number) Museum Number (UPM B-number) Description (Catalog Card)
18553J 33-35-490 (none) (none) [A-L] Seal impressions on fragments of clay jar stopper. 12 in all. 1st dynasty types with human figures and animals.
18553K 33-35-491 (none) (none) [A-L] Seal impressions on fragments of clay jar stopper. 12 in all. 1st dynasty types with human figures and animals.
18553L 33-35-492 (none) (none) [A-L] Seal impressions on fragments of clay jar stopper. 12 in all. 1st dynasty types with human figures and animals.
18550A 33-35-466 (none) (none) [A-O] Clay jar sealing. With seal impressions (various)
18550B 33-35-467 (none) (none) [A-O] Clay jar sealing. With seal impressions (various)
18550C (none) (none) (none) [A-O] Clay jar sealing. With seal impressions (various)
18550D 33-35-478 (none) (none) [A-O] Clay jar sealing. With seal impressions (various)
18550E 33-35-469 (none) (none) [A-O] Clay jar sealing. With seal impressions (various)
18550F 33-35-471 (none) (none) [A-O] Clay jar sealing. With seal impressions (various)
18550G 33-35-472 (none) (none) [A-O] Clay jar sealing. With seal impressions (various)
18550H 33-35-473 (none) (none) [A-O] Clay jar sealing. With seal impressions (various)
18550I 33-35-474 (none) (none) [A-O] Clay jar sealing. With seal impressions (various)
18550J 33-35-475 (none) (none) [A-O] Clay jar sealing. With seal impressions (various)
18550K 33-35-476 (none) (none) [A-O] Clay jar sealing. With seal impressions (various)
18550L 33-35-477 (none) (none) [A-O] Clay jar sealing. With seal impressions (various)
18550M 33-35-478 (none) (none) [A-O] Clay jar sealing. With seal impressions (various)
18550N 33-35-479 (none) (none) [A-O] Clay jar sealing. With seal impressions (various)
18550O 33-35-480 (none) (none) [A-O] Clay jar sealing. With seal impressions (various)
18407A 33-35-360 (none) (none) [A-Q] Clay jar sealings. Fragments of impressed with designs of fighting animals.
18407B 33-35-361 (none) (none) [A-Q] Clay jar sealings. Fragments of impressed with designs of fighting animals.
18407C 33-35-374 (none) (none) [A-Q] Clay jar sealings. Fragments of impressed with designs of fighting animals.
18407D 33-35-363 (none) (none) [A-Q] Clay jar sealings. Fragments of impressed with designs of fighting animals.
18407E 33-35-364 (none) (none) [A-Q] Clay jar sealings. Fragments of impressed with designs of fighting animals.
18407F 33-35-365 (none) (none) [A-Q] Clay jar sealings. Fragments of impressed with designs of fighting animals.
18407G 33-35-366 (none) (none) [A-Q] Clay jar sealings. Fragments of impressed with designs of fighting animals.